:root {
  --bg: #ece6d8;
  --paper: #f6f1e6;
  --ink: #1d1914;
  --mute: #6f685d;
  --line: #d8d0c0;
  --lamp: #c45a1a;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Songti SC", "Songti TC", "Noto Serif SC", "Source Han Serif SC", serif;
  --sans: "Hiragino Sans GB", "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { min-height: 100%; }

body {
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 12% -10%, rgba(196, 90, 26, 0.09), transparent 55%),
    var(--bg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.45'/%3E%3C/svg%3E");
}

.sheet {
  position: relative;
  width: min(680px, calc(100% - 48px));
  margin: 12vh auto 8vh;
  padding: 56px 56px 40px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 0 24px 60px rgba(40, 28, 16, 0.08);
}

header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.brand {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: 0.14em;
  font-weight: 500;
}

.tag {
  color: var(--mute);
  font-size: 13px;
  letter-spacing: 0.22em;
}

h1 {
  margin: 48px 0 16px;
  font-family: var(--serif);
  font-size: clamp(36px, 7vw, 52px);
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

h1::after {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-left: 12px;
  margin-bottom: 6px;
  border-radius: 50%;
  background: var(--lamp);
  box-shadow: 0 0 16px rgba(196, 90, 26, 0.55);
  vertical-align: middle;
}

.lede {
  max-width: 28em;
  color: var(--mute);
  font-size: 16px;
}

.works {
  list-style: none;
  margin-top: 48px;
  border-top: 1px solid var(--line);
}

.works li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.works span {
  font-family: var(--serif);
  font-size: 18px;
  letter-spacing: 0.06em;
}

.works em {
  color: var(--mute);
  font-style: normal;
  font-size: 13px;
}

footer {
  margin-top: 48px;
  color: var(--mute);
  font-size: 13px;
  letter-spacing: 0.08em;
}

@media (max-width: 640px) {
  .sheet {
    width: calc(100% - 24px);
    margin: 8vh auto;
    padding: 36px 24px 28px;
  }

  .works li {
    flex-direction: column;
    gap: 4px;
  }
}